Ключевые слова: background, car, caution, city, city street, concept, control, crossing, crossroad, crosswalk, danger, day, direction, drive, equipment, go, green, highway, intersection, lamp, light, object, outdoor, pedestrian, protection, red, road, road sign, safe, safety, semaphore, sign, signal, sky, stop, stoplight, street, symbol, town, traffic, traffic light, transport, transportation, travel, urban, walk, warning, way,